JayJun Collagen Skin Fit Mask 10pcsCollagen infused sheet mask contains callus extract also known as plant stem cells, which provides higher concentrations of effective physiological active substances than general plants and is JAYJUNs secret to improving skin elasticity. Ginseng, another added ingredient, is rich in saponins and polyphenols and helps reverse dull, tired skin due to aging, into more youthful looking skin. SOLUTIONS FOR Loss of firmness and elasticity Dry, dull skin IF